That cells that form tissues often have junctions that hold them together so that they don't fall apart and they exist as a solid piece of tissue.

组织细胞通常通过,细胞连接而联系在一起,所以它们不会分散开来,而保持坚固的组织形态

耶鲁公开课 - 生物医学工程探索课程节选

What holds them together ? and what causes them to fall apart?

什么使政体确立,又是什么导致政体垮台？

耶鲁公开课 - 政治哲学导论课程节选

We don't have adequate reason to conclude that it's something that existed before I was put together, it's something that will be recycled and continue to exist after I fall apart, after my body decomposes, after I'm separated from my body, or what have you.

我们并没有充分的理由来断定,灵魂是在我被组装起来之前就存在了,它会被循环利用,并且在我解体后依然存在,我的身体分解了之后,在灵魂与肉体分离之后,或者其他说法

耶鲁公开课 - 死亡课程节选